Explainer: Do U.S. polls reflect public opinion?

NEW YORK, May 22 (Xinhua) -- Instead of objectively reflecting public attitudes towards a particular issue, opinion polls from some U.S. polling compa…[More]

1 dead as tornadoes rip through U.S. Midwestern state of Iowa

CHICAGO, May 22 (Xinhua) -- Multiple tornadoes ripped through western part of U.S. Midwestern state of Iowa on Tuesday afternoon, causing at least one…[More]